Megger MWA300-47 User Manual

MWA300_330A-UG-EN-V05
May 2017
Instruction Manual
for
Three-Phase Ratio & Winding Resistance
Transformer Test Set
MWA3XX Series
Catalog Numbers. MWA300, MWA300-47,
MWA330A, MWA330A-47
HIGH-VOLTAGE EQUIPMENT
Read this entire manual before operating equipment
Valley Forge Corporate Center
2621 Van Buren Avenue
Norristown, PA 19403-2329
U.S.A.
610-676-8500
www.megger.com

Megger MWA300-47 Specifications

General

Device Name	Megger MWA300-47
Category	Test Equipment
Type	Winding Analyzer
Display	7-inch color touchscreen
Connectivity	USB, Ethernet
Weight	15 kg
Test Current	Up to 10 A
Frequency Range	15 Hz – 400 Hz
Inductance Measurement Range	1 μH to 20 H
Memory	Internal storage for test results
Power Supply	100-240 V AC, 50/60 Hz
Insulation Resistance Measurement Range	Not Applicable

Summary

SAFETY

User Responsibility & General Precautions

Emphasizes user awareness and outlines general safety measures.

Input Power Precautions

Specifies requirements and hazards related to the instrument's power connection.

SPECIFICATIONS

Electrical & Measurement Specs

Covers electrical characteristics, ranges, accuracy, and measurement parameters.

SOFTWARE INSTALLATION

PowerDB Lite Setup & Installation

Instructions for setting up and installing PowerDB Lite for PC control.

Software Installation (PC Portion)

THREE-PHASE TTR & WINDING RESISTANCE TESTING

Test Form Setup & Controls

Configuration Settings

Test Execution & Methods

Describes how to input data, execute tests, and available testing methodologies.

Test Screen Overview

TRANSFORMER TESTING APPLICATIONS

SERVICE

Maintenance, Calibration & Self-Check

Troubleshooting

Provides guidance for diagnosing and resolving common issues and error messages.